lib/python/Components/ParentalControl.py

   1 from Components.config import config, ConfigSubsection, ConfigSelection, ConfigPIN, ConfigYesNo, ConfigSubList
   2 from Components.Input import Input
   3 from Screens.InputBox import InputBox, PinInput
   4 from Screens.MessageBox import MessageBox
   5 from Tools.BoundFunction import boundFunction
   6 from ServiceReference import ServiceReference
   7 from Tools import Notifications
   8 from Tools.Directories import resolveFilename, SCOPE_CONFIG
   9
  10 def InitParentalControl():
  11         config.ParentalControl = ConfigSubsection()
  12         config.ParentalControl.configured = ConfigYesNo(default = False)
  13         config.ParentalControl.mode = ConfigSelection(default = "simple", choices = [("simple", _("simple")), ("complex", _("complex"))])
  14         config.ParentalControl.storeservicepin = ConfigSelection(default = "never", choices = [("never", _("never")), ("5_minutes", _("5 minutes")), ("30_minutes", _("30 minutes")), ("60_minutes", _("60 minutes")), ("restart", _("until restart"))])
  15         config.ParentalControl.servicepinactive = ConfigYesNo(default = False)
  16         config.ParentalControl.setuppinactive = ConfigYesNo(default = False)
  17         config.ParentalControl.type = ConfigSelection(default = "blacklist", choices = [("whitelist", _("whitelist")), ("blacklist", _("blacklist"))])
  18         config.ParentalControl.setuppin = ConfigPIN(default = -1)
  19 #       config.ParentalControl.configured = configElement("config.ParentalControl.configured", configSelection, 1, (("yes", _("yes")), ("no", _("no"))))
  20         #config.ParentalControl.mode = configElement("config.ParentalControl.mode", configSelection, 0, (("simple", _("simple")), ("complex", _("complex"))))
  21         #config.ParentalControl.storeservicepin = configElement("config.ParentalControl.storeservicepin", configSelection, 0, (("never", _("never")), ("5_minutes", _("5 minutes")), ("30_minutes", _("30 minutes")), ("60_minutes", _("60 minutes")), ("restart", _("until restart"))))
  22         #config.ParentalControl.servicepinactive = configElement("config.ParentalControl.servicepinactive", configSelection, 1, (("yes", _("yes")), ("no", _("no"))))
  23         #config.ParentalControl.setuppinactive = configElement("config.ParentalControl.setuppinactive", configSelection, 1, (("yes", _("yes")), ("no", _("no"))))
  24         #config.ParentalControl.type = configElement("config.ParentalControl.type", configSelection, 0, (("whitelist", _("whitelist")), ("blacklist", _("blacklist"))))
  25         #config.ParentalControl.setuppin = configElement("config.ParentalControl.setuppin", configSequence, "0000", configSequenceArg().get("PINCODE", (4, "")))
  26
  27         config.ParentalControl.servicepin = ConfigSubList()
  28
  29         for i in range(3):
  30                 config.ParentalControl.servicepin.append(ConfigPIN(default = -1))
  31                 #config.ParentalControl.servicepin.append(configElement("config.ParentalControl.servicepin.level" + str(i), configSequence, "0000", configSequenceArg().get("PINCODE", (4, ""))))
  32
  33 class ParentalControl:
  34         def __init__(self):
  35                 self.open()
  36                 self.serviceLevel = {}
  37                 self.tries = 3
  38
  39         def addWhitelistService(self, service):
  40                 self.whitelist.append(service.toString())
  41
  42         def addBlacklistService(self, service):
  43                 self.blacklist.append(service.toString())
  44
  45         def setServiceLevel(self, service, level):
  46                 self.serviceLevel[service.toString()] = level
  47
  48         def deleteWhitelistService(self, service):
  49                 self.whitelist.remove(service.toString())
  50                 if self.serviceLevel.has_key(service.toString()):
  51                         self.serviceLevel.remove(service.toString())
  52
  53         def deleteBlacklistService(self, service):
  54                 self.blacklist.remove(service.toString())
  55                 if self.serviceLevel.has_key(service.toString()):
  56                         self.serviceLevel.remove(service.toString())
  57
  58         def isServicePlayable(self, serviceref, callback):
  59                 service = serviceref.toString()
  60                 if not config.ParentalControl.configured.value:
  61                         return True
  62                 print "whitelist:", self.whitelist
  63                 print "blacklist:", self.blacklist
  64                 print "config.ParentalControl.type.value:", config.ParentalControl.type.value
  65                 print "not in whitelist:", (service not in self.whitelist)
  66                 print "checking parental control for service:", service
  67                 if (config.ParentalControl.type.value == "whitelist" and service not in self.whitelist) or (config.ParentalControl.type.value == "blacklist" and service in self.blacklist):
  68                         self.callback = callback
  69                         print "service:", ServiceReference(service).getServiceName()
  70                         levelNeeded = 0
  71                         if self.serviceLevel.has_key(service):
  72                                 levelNeeded = self.serviceLevel[service]
  73                         pinList = self.getPinList()[:levelNeeded + 1]
  74                         Notifications.AddNotificationWithCallback(boundFunction(self.servicePinEntered, service), PinInput, tries = self.tries, pinList = pinList, service = ServiceReference(service).getServiceName(), title = _("this service is protected by a parental control pin"), windowTitle = _("Parental control"))
  75                         return False
  76                 else:
  77                         return True
  78
  79         def protectService(self, service):
  80                 print "protect"
  81                 print "config.ParentalControl.type.value:", config.ParentalControl.type.value
  82                 if config.ParentalControl.type.value == "whitelist":
  83                         if service.toString() in self.whitelist:
  84                                 self.deleteWhitelistService(service)
  85                 else: # blacklist
  86                         if service.toString() not in self.blacklist:
  87                                 self.addBlacklistService(service)
  88                 print "whitelist:", self.whitelist
  89                 print "blacklist:", self.blacklist
  90
  91
  92         def unProtectService(self, service):
  93                 print "unprotect"
  94                 print "config.ParentalControl.type.value:", config.ParentalControl.type.value
  95                 if config.ParentalControl.type.value == "whitelist":
  96                         if service.toString() not in self.whitelist:
  97                                 self.addWhitelistService(service)
  98                 else: # blacklist
  99                         if service.toString() in self.blacklist:
 100                                 self.deleteBlacklistService(service)
 101                 print "whitelist:", self.whitelist
 102                 print "blacklist:", self.blacklist
 103
 104
 105
 106         def getProtectionLevel(self, serviceref):
 107                 service = serviceref.toString()
 108                 if (config.ParentalControl.type.value == "whitelist" and service not in self.whitelist) or (config.ParentalControl.type.value == "blacklist" and service in self.blacklist):
 109                         if self.serviceLevel.has_key(service):
 110                                 return self.serviceLevel[service]
 111                         else:
 112                                 return 0
 113                 else:
 114                         return -1
 115
 116         def getPinList(self):
 117                 pinList = []
 118                 for x in config.ParentalControl.servicepin:
 119                         pinList.append(x.value)
 120                 return pinList
 121
 122         def servicePinEntered(self, service, result):
 123 #               levelNeeded = 0
 124                 #if self.serviceLevel.has_key(service):
 125                         #levelNeeded = self.serviceLevel[service]
 126 #
 127                 #print "getPinList():", self.getPinList()
 128                 #pinList = self.getPinList()[:levelNeeded + 1]
 129                 #print "pinList:", pinList
 130 #
 131 #               print "pin entered for service", service, "and pin was", pin
 132                 #if pin is not None and int(pin) in pinList:
 133                 if result[0] is not None and result[0]:
 134                         print "pin ok, playing service"
 135                         self.tries = 3
 136                         self.callback(ref = ServiceReference(service).ref)
 137                 else:
 138                         self.tries = result[1]
 139                         if result[0] is not None:
 140                                 Notifications.AddNotification(MessageBox,  _("The pin code you entered is wrong."), MessageBox.TYPE_ERROR)
 141                         print "wrong pin entered"
 142
 143         def saveWhitelist(self):
 144                 file = open(resolveFilename(SCOPE_CONFIG, "whitelist"), 'w')
 145                 for x in self.whitelist:
 146                         file.write(x + "\n")
 147                 file.close
 148
 149         def openWhitelist(self):
 150                 self.whitelist = []
 151                 try:
 152                         file = open(resolveFilename(SCOPE_CONFIG, "whitelist"), 'r')
 153                         lines = file.readlines()
 154                         for x in lines:
 155                                 self.whitelist.append(x.strip())
 156                         file.close
 157                 except:
 158                         pass
 159
 160         def saveBlacklist(self):
 161                 file = open(resolveFilename(SCOPE_CONFIG, "blacklist"), 'w')
 162                 for x in self.blacklist:
 163                         file.write(x + "\n")
 164                 file.close
 165
 166         def openBlacklist(self):
 167                 self.blacklist = []
 168                 try:
 169                         file = open(resolveFilename(SCOPE_CONFIG, "blacklist"), 'r')
 170                         lines = file.readlines()
 171                         for x in lines:
 172                                 self.blacklist.append(x.strip())
 173                         file.close
 174                 except:
 175                         pass
 176
 177         def save(self):
 178                 self.saveBlacklist()
 179                 self.saveWhitelist()
 180
 181         def open(self):
 182                 self.openBlacklist()
 183                 self.openWhitelist()
 184
 185 parentalControl = ParentalControl()